WaE: various warnings

3 files changed, 8 insertions, 6 deletions

diff --git a/vcl/source/fontsubset/sft.cxx b/vcl/source/fontsubset/sft.cxx
index 44ac9414534f..443b93df8086 100644
--- a/vcl/source/fontsubset/sft.cxx
+++ b/vcl/source/fontsubset/sft.cxx
@@ -112,7 +112,7 @@ typedef struct {
 typedef struct {
     FILE *o;
     char buffer[HFORMAT_LINELEN];
-    int bufpos;
+    size_t bufpos;
     int total;
 } HexFmt;
 
@@ -435,15 +435,17 @@ static HexFmt *HexFmtNew(FILE *outf)
     return res;
 }
 
-static void HexFmtFlush(HexFmt *_this)
+static bool HexFmtFlush(HexFmt *_this)
 {
+    bool bRet = true;
     if (_this->bufpos) {
-        fwrite(_this->buffer, 1, _this->bufpos, _this->o);
+        size_t nWritten = fwrite(_this->buffer, 1, _this->bufpos, _this->o);
+        bRet = nWritten == _this->bufpos;
         _this->bufpos = 0;
     }
+    return bRet;
 }
 
-
 _inline void HexFmtOpenString(HexFmt *_this)
 {
     fputs("<\n", _this->o);
diff --git a/vcl/unx/generic/app/saldata.cxx b/vcl/unx/generic/app/saldata.cxx
index 233582c07f6e..6d502e8563df 100644
--- a/vcl/unx/generic/app/saldata.cxx
+++ b/vcl/unx/generic/app/saldata.cxx
@@ -801,7 +801,7 @@ void SalXLib::Yield( bool bWait, bool bHandleAllCurrentEvents )
 
 void SalXLib::Wakeup()
 {
-    write (m_pTimeoutFDS[1], "", 1);
+    OSL_VERIFY(write (m_pTimeoutFDS[1], "", 1) == 1);
 }
 
 void SalXLib::PostUserEvent()
diff --git a/vcl/unx/generic/app/sm.cxx b/vcl/unx/generic/app/sm.cxx
index ac2682df4510..e12c3c91c41b 100644
--- a/vcl/unx/generic/app/sm.cxx
+++ b/vcl/unx/generic/app/sm.cxx
@@ -657,7 +657,7 @@ void ICEConnectionObserver::deactivate()
 void ICEConnectionObserver::wakeup()
 {
     char cChar = 'w';
-    write( nWakeupFiles[1], &cChar, 1 );
+    OSL_VERIFY(write( nWakeupFiles[1], &cChar, 1 ) == 1);
 }
 
 void ICEConnectionWorker( void* )